Lincoln Navigator: Rear Climate Control / Rear Evaporator. Removal and Installation

Removal

NOTICE: During the removal or installation of components, cap, tape or otherwise appropriately protect all openings and tubes/fittings to prevent the ingress of dirt or other contamination. Remove caps, tape and other protective materials prior to installation.

NOTE: Removal steps in this procedure may contain installation details.

1. Remove the rear climate control housing.
   Refer to: Rear Climate Control Housing (412-02 Rear Climate Control, Removal and Installation).
   

1. 
   Remove the bolts and the rear thermostatic expansion valve.
   
   • Make sure to cover any open ports to prevent debris from entering the system.
     Torque: 71 lb.in (8 Nm)

1. Remove the seal.
   

1. Remove the retainers.
   

1. Release the clips and remove the flange housing.
   

1. Remove the seal.
   

1. Detach the wiring harness.
   

1. Remove the seals.
   

1. Remove the retainers.
   

1. Remove the clips and separate the rear climate control housing.
   

1. Remove the rear evaporator.
   

Installation

1. To install, reverse the removal procedure.
   

1. NOTICE: Only use the specified material to lubricate the seals.

   Install and lubricate new O-ring seals. Refer to the appropriate Specifications in Group 412.
   

1. Lubricate the refrigerant system with the correct amount of clean PAG oil. Refer to the appropriate Refrigerant Oil Adding procedure in Group 412.